<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		<script src="js/base/jquery-2.1.4.js" type="text/javascript" charset="utf-8"></script>
		<script type="text/javascript">
			var arr=[
			{name:1},{name:2},{name:1}
			]
			console.log($.unique(arr).length)
//			console.log(arr.length)
			
		</script>
	</body>
</html>
